51585050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1415

約数の個数: 48

約数和(自身を含む): 106225344

約数和(自身を除く): 54640294

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 550, 710, 781, 1321, 1562, 1775, 2642, 3550, 3905, 6605, 7810, 13210, 14531, 19525, 29062, 33025, 39050, 66050, 72655, 93791, 145310, 187582, 363275, 468955, 726550, 937910, 1031701, 2063402, 2344775, 4689550, 5158505, 10317010, 25792525, 51585050]

約数ペア:

[(1, 51585050), (2, 25792525), (5, 10317010), (10, 5158505), (11, 4689550), (22, 2344775), (25, 2063402), (50, 1031701), (55, 937910), (71, 726550), (110, 468955), (142, 363275), (275, 187582), (355, 145310), (550, 93791), (710, 72655), (781, 66050), (1321, 39050), (1562, 33025), (1775, 29062), (2642, 19525), (3550, 14531), (3905, 13210), (6605, 7810)]